OK, let's work through this together. We're starting with 580 and we're going to multiply it by 440, which means we add 580 to itself 440 times.
Step 1: 0 + 580 = 580
Step 2: 580 + 580 = 1160
Step 3: 1160 + 580 = 1740
Step 4: 1740 + 580 = 2320
Step 5: 2320 + 580 = 2900
Step 6: 2900 + 580 = 3480
Step 7: 3480 + 580 = 4060
Step 8: 4060 + 580 = 4640
Step 9: 4640 + 580 = 5220
Step 10: 5220 + 580 = 5800
Step 11: 5800 + 580 = 6380
Step 12: 6380 + 580 = 6960
Step 13: 6960 + 580 = 7540
Step 14: 7540 + 580 = 8120
Step 15: 8120 + 580 = 8700
Step 16: 8700 + 580 = 9280
Step 17: 9280 + 580 = 9860
Step 18: 9860 + 580 = 10440
Step 19: 10440 + 580 = 11020
Step 20: 11020 + 580 = 11600
Step 21: 11600 + 580 = 12180
Step 22: 12180 + 580 = 12760
Step 23: 12760 + 580 = 13340
Step 24: 13340 + 580 = 13920
Step 25: 13920 + 580 = 14500
Step 26: 14500 + 580 = 15080
Step 27: 15080 + 580 = 15660
Step 28: 15660 + 580 = 16240
Step 29: 16240 + 580 = 16820
Step 30: 16820 + 580 = 17400
Step 31: 17400 + 580 = 17980
Step 32: 17980 + 580 = 18560
Step 33: 18560 + 580 = 19140
Step 34: 19140 + 580 = 19720
Step 35: 19720 + 580 = 20300
Step 36: 20300 + 580 = 20880
Step 37: 20880 + 580 = 21460
Step 38: 21460 + 580 = 22040
Step 39: 22040 + 580 = 22620
Step 40: 22620 + 580 = 23200
Step 41: 23200 + 580 = 23780
Step 42: 23780 + 580 = 24360
Step 43: 24360 + 580 = 24940
Step 44: 24940 + 580 = 25520
Step 45: 25520 + 580 = 26100
Step 46: 26100 + 580 = 26680
Step 47: 26680 + 580 = 27260
Step 48: 27260 + 580 = 27840
Step 49: 27840 + 580 = 28420
Step 50: 28420 + 580 = 29000
Step 51: 29000 + 580 = 29580
Step 52: 29580 + 580 = 30160
Step 53: 30160 + 580 = 30740
Step 54: 30740 + 580 = 31320
Step 55: 31320 + 580 = 31900
Step 56: 31900 + 580 = 32480
Step 57: 32480 + 580 = 33060
Step 58: 33060 + 580 = 33640
Step 59: 33640 + 580 = 34220
Step 60: 34220 + 580 = 34800
Step 61: 34800 + 580 = 35380
Step 62: 35380 + 580 = 35960
Step 63: 35960 + 580 = 36540
Step 64: 36540 + 580 = 37120
Step 65: 37120 + 580 = 37700
Step 66: 37700 + 580 = 38280
Step 67: 38280 + 580 = 38860
Step 68: 38860 + 580 = 39440
Step 69: 39440 + 580 = 40020
Step 70: 40020 + 580 = 40600
Step 71: 40600 + 580 = 41180
Step 72: 41180 + 580 = 41760
Step 73: 41760 + 580 = 42340
Step 74: 42340 + 580 = 42920
Step 75: 42920 + 580 = 43500
Step 76: 43500 + 580 = 44080
Step 77: 44080 + 580 = 44660
Step 78: 44660 + 580 = 45240
Step 79: 45240 + 580 = 45820
Step 80: 45820 + 580 = 46400
Step 81: 46400 + 580 = 46980
Step 82: 46980 + 580 = 47560
Step 83: 47560 + 580 = 48140
Step 84: 48140 + 580 = 48720
Step 85: 48720 + 580 = 49300
Step 86: 49300 + 580 = 49880
Step 87: 49880 + 580 = 50460
Step 88: 50460 + 580 = 51040
Step 89: 51040 + 580 = 51620
Step 90: 51620 + 580 = 52200
Step 91: 52200 + 580 = 52780
Step 92: 52780 + 580 = 53360
Step 93: 53360 + 580 = 53940
Step 94: 53940 + 580 = 54520
Step 95: 54520 + 580 = 55100
Step 96: 55100 + 580 = 55680
Step 97: 55680 + 580 = 56260
Step 98: 56260 + 580 = 56840
Step 99: 56840 + 580 = 57420
Step 100: 57420 + 580 = 58000
Step 101: 58000 + 580 = 58580
Step 102: 58580 + 580 = 59160
Step 103: 59160 + 580 = 59740
Step 104: 59740 + 580 = 60320
Step 105: 60320 + 580 = 60900
Step 106: 60900 + 580 = 61480
Step 107: 61480 + 580 = 62060
Step 108: 62060 + 580 = 62640
Step 109: 62640 + 580 = 63220
Step 110: 63220 + 580 = 63800
Step 111: 63800 + 580 = 64380
Step 112: 64380 + 580 = 64960
Step 113: 64960 + 580 = 65540
Step 114: 65540 + 580 = 66120
Step 115: 66120 + 580 = 66700
Step 116: 66700 + 580 = 67280
Step 117: 67280 + 580 = 67860
Step 118: 67860 + 580 = 68440
Step 119: 68440 + 580 = 69020
Step 120: 69020 + 580 = 69600
Step 121: 69600 + 580 = 70180
Step 122: 70180 + 580 = 70760
Step 123: 70760 + 580 = 71340
Step 124: 71340 + 580 = 71920
Step 125: 71920 + 580 = 72500
Step 126: 72500 + 580 = 73080
Step 127: 73080 + 580 = 73660
Step 128: 73660 + 580 = 74240
Step 129: 74240 + 580 = 74820
Step 130: 74820 + 580 = 75400
Step 131: 75400 + 580 = 75980
Step 132: 75980 + 580 = 76560
Step 133: 76560 + 580 = 77140
Step 134: 77140 + 580 = 77720
Step 135: 77720 + 580 = 78300
Step 136: 78300 + 580 = 78880
Step 137: 78880 + 580 = 79460
Step 138: 79460 + 580 = 80040
Step 139: 80040 + 580 = 80620
Step 140: 80620 + 580 = 81200
Step 141: 81200 + 580 = 81780
Step 142: 81780 + 580 = 82360
Step 143: 82360 + 580 = 82940
Step 144: 82940 + 580 = 83520
Step 145: 83520 + 580 = 84100
Step 146: 84100 + 580 = 84680
Step 147: 84680 + 580 = 85260
Step 148: 85260 + 580 = 85840
Step 149: 85840 + 580 = 86420
Step 150: 86420 + 580 = 87000
Step 151: 87000 + 580 = 87580
Step 152: 87580 + 580 = 88160
Step 153: 88160 + 580 = 88740
Step 154: 88740 + 580 = 89320
Step 155: 89320 + 580 = 89900
Step 156: 89900 + 580 = 90480
Step 157: 90480 + 580 = 91060
Step 158: 91060 + 580 = 91640
Step 159: 91640 + 580 = 92220
Step 160: 92220 + 580 = 92800
Step 161: 92800 + 580 = 93380
Step 162: 93380 + 580 = 93960
Step 163: 93960 + 580 = 94540
Step 164: 94540 + 580 = 95120
Step 165: 95120 + 580 = 95700
Step 166: 95700 + 580 = 96280
Step 167: 96280 + 580 = 96860
Step 168: 96860 + 580 = 97440
Step 169: 97440 + 580 = 98020
Step 170: 98020 + 580 = 98600
Step 171: 98600 + 580 = 99180
Step 172: 99180 + 580 = 99760
Step 173: 99760 + 580 = 100340
Step 174: 100340 + 580 = 100920
Step 175: 100920 + 580 = 101500
Step 176: 101500 + 580 = 102080
Step 177: 102080 + 580 = 102660
Step 178: 102660 + 580 = 103240
Step 179: 103240 + 580 = 103820
Step 180: 103820 + 580 = 104400
Step 181: 104400 + 580 = 104980
Step 182: 104980 + 580 = 105560
Step 183: 105560 + 580 = 106140
Step 184: 106140 + 580 = 106720
Step 185: 106720 + 580 = 107300
Step 186: 107300 + 580 = 107880
Step 187: 107880 + 580 = 108460
Step 188: 108460 + 580 = 109040
Step 189: 109040 + 580 = 109620
Step 190: 109620 + 580 = 110200
Step 191: 110200 + 580 = 110780
Step 192: 110780 + 580 = 111360
Step 193: 111360 + 580 = 111940
Step 194: 111940 + 580 = 112520
Step 195: 112520 + 580 = 113100
Step 196: 113100 + 580 = 113680
Step 197: 113680 + 580 = 114260
Step 198: 114260 + 580 = 114840
Step 199: 114840 + 580 = 115420
Step 200: 115420 + 580 = 116000
Step 201: 116000 + 580 = 116580
Step 202: 116580 + 580 = 117160
Step 203: 117160 + 580 = 117740
Step 204: 117740 + 580 = 118320
Step 205: 118320 + 580 = 118900
Step 206: 118900 + 580 = 119480
Step 207: 119480 + 580 = 120060
Step 208: 120060 + 580 = 120640
Step 209: 120640 + 580 = 121220
Step 210: 121220 + 580 = 121800
Step 211: 121800 + 580 = 122380
Step 212: 122380 + 580 = 122960
Step 213: 122960 + 580 = 123540
Step 214: 123540 + 580 = 124120
Step 215: 124120 + 580 = 124700
Step 216: 124700 + 580 = 125280
Step 217: 125280 + 580 = 125860
Step 218: 125860 + 580 = 126440
Step 219: 126440 + 580 = 127020
Step 220: 127020 + 580 = 127600
Step 221: 127600 + 580 = 128180
Step 222: 128180 + 580 = 128760
Step 223: 128760 + 580 = 129340
Step 224: 129340 + 580 = 129920
Step 225: 129920 + 580 = 130500
Step 226: 130500 + 580 = 131080
Step 227: 131080 + 580 = 131660
Step 228: 131660 + 580 = 132240
Step 229: 132240 + 580 = 132820
Step 230: 132820 + 580 = 133400
Step 231: 133400 + 580 = 133980
Step 232: 133980 + 580 = 134560
Step 233: 134560 + 580 = 135140
Step 234: 135140 + 580 = 135720
Step 235: 135720 + 580 = 136300
Step 236: 136300 + 580 = 136880
Step 237: 136880 + 580 = 137460
Step 238: 137460 + 580 = 138040
Step 239: 138040 + 580 = 138620
Step 240: 138620 + 580 = 139200
Step 241: 139200 + 580 = 139780
Step 242: 139780 + 580 = 140360
Step 243: 140360 + 580 = 140940
Step 244: 140940 + 580 = 141520
Step 245: 141520 + 580 = 142100
Step 246: 142100 + 580 = 142680
Step 247: 142680 + 580 = 143260
Step 248: 143260 + 580 = 143840
Step 249: 143840 + 580 = 144420
Step 250: 144420 + 580 = 145000
Step 251: 145000 + 580 = 145580
Step 252: 145580 + 580 = 146160
Step 253: 146160 + 580 = 146740
Step 254: 146740 + 580 = 147320
Step 255: 147320 + 580 = 147900
Step 256: 147900 + 580 = 148480
Step 257: 148480 + 580 = 149060
Step 258: 149060 + 580 = 149640
Step 259: 149640 + 580 = 150220
Step 260: 150220 + 580 = 150800
Step 261: 150800 + 580 = 151380
Step 262: 151380 + 580 = 151960
Step 263: 151960 + 580 = 152540
Step 264: 152540 + 580 = 153120
Step 265: 153120 + 580 = 153700
Step 266: 153700 + 580 = 154280
Step 267: 154280 + 580 = 154860
Step 268: 154860 + 580 = 155440
Step 269: 155440 + 580 = 156020
Step 270: 156020 + 580 = 156600
Step 271: 156600 + 580 = 157180
Step 272: 157180 + 580 = 157760
Step 273: 157760 + 580 = 158340
Step 274: 158340 + 580 = 158920
Step 275: 158920 + 580 = 159500
Step 276: 159500 + 580 = 160080
Step 277: 160080 + 580 = 160660
Step 278: 160660 + 580 = 161240
Step 279: 161240 + 580 = 161820
Step 280: 161820 + 580 = 162400
Step 281: 162400 + 580 = 162980
Step 282: 162980 + 580 = 163560
Step 283: 163560 + 580 = 164140
Step 284: 164140 + 580 = 164720
Step 285: 164720 + 580 = 165300
Step 286: 165300 + 580 = 165880
Step 287: 165880 + 580 = 166460
Step 288: 166460 + 580 = 167040
Step 289: 167040 + 580 = 167620
Step 290: 167620 + 580 = 168200
Step 291: 168200 + 580 = 168780
Step 292: 168780 + 580 = 169360
Step 293: 169360 + 580 = 169940
Step 294: 169940 + 580 = 170520
Step 295: 170520 + 580 = 171100
Step 296: 171100 + 580 = 171680
Step 297: 171680 + 580 = 172260
Step 298: 172260 + 580 = 172840
Step 299: 172840 + 580 = 173420
Step 300: 173420 + 580 = 174000
Step 301: 174000 + 580 = 174580
Step 302: 174580 + 580 = 175160
Step 303: 175160 + 580 = 175740
Step 304: 175740 + 580 = 176320
Step 305: 176320 + 580 = 176900
Step 306: 176900 + 580 = 177480
Step 307: 177480 + 580 = 178060
Step 308: 178060 + 580 = 178640
Step 309: 178640 + 580 = 179220
Step 310: 179220 + 580 = 179800
Step 311: 179800 + 580 = 180380
Step 312: 180380 + 580 = 180960
Step 313: 180960 + 580 = 181540
Step 314: 181540 + 580 = 182120
Step 315: 182120 + 580 = 182700
Step 316: 182700 + 580 = 183280
Step 317: 183280 + 580 = 183860
Step 318: 183860 + 580 = 184440
Step 319: 184440 + 580 = 185020
Step 320: 185020 + 580 = 185600
Step 321: 185600 + 580 = 186180
Step 322: 186180 + 580 = 186760
Step 323: 186760 + 580 = 187340
Step 324: 187340 + 580 = 187920
Step 325: 187920 + 580 = 188500
Step 326: 188500 + 580 = 189080
Step 327: 189080 + 580 = 189660
Step 328: 189660 + 580 = 190240
Step 329: 190240 + 580 = 190820
Step 330: 190820 + 580 = 191400
Step 331: 191400 + 580 = 191980
Step 332: 191980 + 580 = 192560
Step 333: 192560 + 580 = 193140
Step 334: 193140 + 580 = 193720
Step 335: 193720 + 580 = 194300
Step 336: 194300 + 580 = 194880
Step 337: 194880 + 580 = 195460
Step 338: 195460 + 580 = 196040
Step 339: 196040 + 580 = 196620
Step 340: 196620 + 580 = 197200
Step 341: 197200 + 580 = 197780
Step 342: 197780 + 580 = 198360
Step 343: 198360 + 580 = 198940
Step 344: 198940 + 580 = 199520
Step 345: 199520 + 580 = 200100
Step 346: 200100 + 580 = 200680
Step 347: 200680 + 580 = 201260
Step 348: 201260 + 580 = 201840
Step 349: 201840 + 580 = 202420
Step 350: 202420 + 580 = 203000
Step 351: 203000 + 580 = 203580
Step 352: 203580 + 580 = 204160
Step 353: 204160 + 580 = 204740
Step 354: 204740 + 580 = 205320
Step 355: 205320 + 580 = 205900
Step 356: 205900 + 580 = 206480
Step 357: 206480 + 580 = 207060
Step 358: 207060 + 580 = 207640
Step 359: 207640 + 580 = 208220
Step 360: 208220 + 580 = 208800
Step 361: 208800 + 580 = 209380
Step 362: 209380 + 580 = 209960
Step 363: 209960 + 580 = 210540
Step 364: 210540 + 580 = 211120
Step 365: 211120 + 580 = 211700
Step 366: 211700 + 580 = 212280
Step 367: 212280 + 580 = 212860
Step 368: 212860 + 580 = 213440
Step 369: 213440 + 580 = 214020
Step 370: 214020 + 580 = 214600
Step 371: 214600 + 580 = 215180
Step 372: 215180 + 580 = 215760
Step 373: 215760 + 580 = 216340
Step 374: 216340 + 580 = 216920
Step 375: 216920 + 580 = 217500
Step 376: 217500 + 580 = 218080
Step 377: 218080 + 580 = 218660
Step 378: 218660 + 580 = 219240
Step 379: 219240 + 580 = 219820
Step 380: 219820 + 580 = 220400
Step 381: 220400 + 580 = 220980
Step 382: 220980 + 580 = 221560
Step 383: 221560 + 580 = 222140
Step 384: 222140 + 580 = 222720
Step 385: 222720 + 580 = 223300
Step 386: 223300 + 580 = 223880
Step 387: 223880 + 580 = 224460
Step 388: 224460 + 580 = 225040
Step 389: 225040 + 580 = 225620
Step 390: 225620 + 580 = 226200
Step 391: 226200 + 580 = 226780
Step 392: 226780 + 580 = 227360
Step 393: 227360 + 580 = 227940
Step 394: 227940 + 580 = 228520
Step 395: 228520 + 580 = 229100
Step 396: 229100 + 580 = 229680
Step 397: 229680 + 580 = 230260
Step 398: 230260 + 580 = 230840
Step 399: 230840 + 580 = 231420
Step 400: 231420 + 580 = 232000
Step 401: 232000 + 580 = 232580
Step 402: 232580 + 580 = 233160
Step 403: 233160 + 580 = 233740
Step 404: 233740 + 580 = 234320
Step 405: 234320 + 580 = 234900
Step 406: 234900 + 580 = 235480
Step 407: 235480 + 580 = 236060
Step 408: 236060 + 580 = 236640
Step 409: 236640 + 580 = 237220
Step 410: 237220 + 580 = 237800
Step 411: 237800 + 580 = 238380
Step 412: 238380 + 580 = 238960
Step 413: 238960 + 580 = 239540
Step 414: 239540 + 580 = 240120
Step 415: 240120 + 580 = 240700
Step 416: 240700 + 580 = 241280
Step 417: 241280 + 580 = 241860
Step 418: 241860 + 580 = 242440
Step 419: 242440 + 580 = 243020
Step 420: 243020 + 580 = 243600
Step 421: 243600 + 580 = 244180
Step 422: 244180 + 580 = 244760
Step 423: 244760 + 580 = 245340
Step 424: 245340 + 580 = 245920
Step 425: 245920 + 580 = 246500
Step 426: 246500 + 580 = 247080
Step 427: 247080 + 580 = 247660
Step 428: 247660 + 580 = 248240
Step 429: 248240 + 580 = 248820
Step 430: 248820 + 580 = 249400
Step 431: 249400 + 580 = 249980
Step 432: 249980 + 580 = 250560
Step 433: 250560 + 580 = 251140
Step 434: 251140 + 580 = 251720
Step 435: 251720 + 580 = 252300
Step 436: 252300 + 580 = 252880
Step 437: 252880 + 580 = 253460
Step 438: 253460 + 580 = 254040
Step 439: 254040 + 580 = 254620
Step 440: 254620 + 580 = 255200

So, 580*440 = 255200